<template>
  <view class="login-container">
    <uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
    <button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
    <text class="tips-text">登录后尽享更多权益</text>
  </view>
</template>

<script>
  
  import { mapMutations , mapState} from 'vuex'
  export default {
    name: "my-login",
    data() {
      return {

      };
    },
    computed:{
      ...mapState('m_user',['redirectInfo'])
    },
    methods: {
      ...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
      getUserProfile() {
        uni.getUserProfile({
          desc: '请求授权', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写      
          success: (res) => {
            console.log(res)
            // 这部分是更新用户信息的      
            this.updateUserInfo(res.userInfo)     
            this.getToken(res)      
          },
          fail: (res) => {
            console.log(res)
            return uni.$showMsg("已取消登录授权") 
          }
        })
      },
     async getToken(info){
        //获取code 对应的值
    const [err,res]  = await uni.login().catch(err => err)    
    // console.log(res)
    if( err||res.errMsg !== 'login:ok') return uni.$showMsg('登录失败！')
    // console.log(res.code)
    // console.log(info)
    const query = {
      code:res.code,
      encryptedData:info.encryptedData,
      iv:info.iv,
      rawData:info.rawData,
      signature:info.signature
    }    
    // console.log(query)
    //换取 token
    // const {data:loginResult} =  await uni.$http.post('/api/public/v1/users/wxlogin',query)  //api 无权限使用
    // if(loginResult.meta.status !== 200) return uni.$showMsg('登录失败！')
    uni.$showMsg('登录成功！')
    //直接把 token 保存到 vuex 中
    
    this.updateToken('Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjIzLCJpYXQiOjE1NjQ3MzAwNzksImV4cCI6MTAwMTU2NDczMDA3OH0.YPt-XeLnjV-_1ITaXGY2FhxmCe4NvXuRnRB8OMCfnPo') //！！！这是暂时用 字符串 代替  token！！！
    this.navigateBack()
    
      },
      navigateBack(){
        if(this.redirectInfo && this.redirectInfo.openType === 'switchTab') {
          uni.switchTab({
            url:this.redirectInfo.from,
            complete:() => {
              this.updateRedirectInfo(null)
            }
          })
        }
      }
    }
  }
</script>

<style lang="scss">
  .login-container {
    height: 750rpx;
    background-color: #F8F8F8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;

    &::after {
      content: ' ';
      display: block;
      width: 100%;
      height: 40px;
      background-color: white;
      position: absolute;
      bottom: 0;
      left: 0;
      border-radius: 100%;
      transform: translateY(50%);
    }

    .btn-login {
      width: 90%;
      border-radius: 100px;
      margin: 15px 0;
      background-color: #C00000;
    }

    .tips-text {
      font-size: 12px;
      color: gray;
    }
  }
</style>
